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High Availability
High Availability is supported on platforms: c e s
High availability is a collection of features that preserves system continuity by maximizing uptime and
minimizing packet loss during system disruptions.
To support all the features within the HA collection, you should have the latest boot code. The following
table lists the boot code requirements as of this FTOS release.
The features in this collection are:
• Component Redundancy on page 380
• Online Insertion and Removal on page 387
• Hitless Behavior on page 389
• Graceful Restart on page 390
• Software Resiliency on page 390
• Warm Upgrade on page 393
• Hot-lock Behavior on page 393
• In-Service Modular Hot-Fixes
• Process Restartability
Component Boot Code
E-Series TeraScale RPM 2.4.2.1
E-Series TeraScale Line Card 2.3.2.1
E-Series ExaScale RPM 2.5.1.9
E-Series ExaScale Line Card 2.9.1.1
C-Series RPM 2.7.1.1
C-Series Line Card 2.6.0.2
S-Series RPM 2.8.2.0
S-Series Line Card 2.8.2.0